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Swan neck flask experiment of Louis Pasteur proves ______. - Biology (Theory)

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Question

Swan neck flask experiment of Louis Pasteur proves ______.

Options

  • Biogenesis

  • Abiogenesis

  • Sudden creation

  • Special creation

MCQ
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Solution

Swan neck flask experiment of Louis Pasteur proves Biogenesis.

Explanation:

Louis Pasteur’s swan neck flask experiment demonstrated that life arises from existing life (biogenesis) and not spontaneously from non-living matter (abiogenesis). The curved neck prevented airborne microbes from reaching the sterile nutrient broth, which remained free of microbial growth until the neck was broken, allowing microbes to enter and grow.

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Chapter 7: Origin of Life - TEST YOUR PROGRESS [Page 294]

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Nootan Biology [English] Class 12 ISC
Chapter 7 Origin of Life
TEST YOUR PROGRESS | Q 1. 38. | Page 294
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